39442946851044 has 567 divisors, whose sum is σ = 116002871517771. Its totient is φ = 11720662778880.

The previous prime is 39442946850997. The next prime is 39442946851051. The reversal of 39442946851044 is 44015864924493.

The square root of 39442946851044 is 6280362.

It is a perfect power (a square), and thus also a powerful number.

39442946851044 is a `hidden beast` number, since 3 + 9 + 44 + 29 + 468 + 5 + 104 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 897623604900 + 38545323246144 = 947430^2 + 6208488^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 188 ways as a sum of consecutive naturals, for example, 361861897662 + ... + 361861897770.

Almost surely, 2^{39442946851044} is an apocalyptic number.

39442946851044 is the 6280362-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39442946851044

39442946851044 is an abundant number, since it is smaller than the sum of its proper divisors (76559924666727).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39442946851044 is an equidigital number, since it uses as much as digits as its factorization.

39442946851044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 119439360, while the sum is 63.

The spelling of 39442946851044 in words is "thirty-nine trillion, four hundred forty-two billion, nine hundred forty-six million, eight hundred fifty-one thousand, forty-four".